A shallow M4.4 earthquake struck the Campi Flegrei caldera west of Naples, Italy, at 05:50 LT (03:50 UTC) on May 21, 2026, beginning a seismic swarm that ended after 12 earthquakes.
A strong and shallow earthquake registered by the USGS as M6.6 hit the southern East Pacific Rise at 17:43 UTC on May 20, 2026. The agency is reporting a depth of 10 km (6.2 miles). EMSC is reporting the same magnitude and depth.
Over 10 000 pilgrims were rescued after multiple landslides disrupted the Kedarnath pilgrimage route in Uttarakhand late on May 19, 2026, temporarily blocking movement between Sonprayag and Gaurikund.
A damaging tornado impacted the municipalities of San Nicolás Buenos Aires and Tlachichuca in Puebla, Mexico, on May 18, 2026, as severe storms produced flash flooding and hail damage across parts of central Mexico. Floodwaters reached depths of 50 cm (19.7 inches) on some streets, while hail damaged vegetable and potato crops in Quecholac and nearby communities.
A strong earthquake registered by the IGP as an M6.1 struck near Ica, southern Peru, at 12:57 LT (17:57 UTC) on May 19, 2026, injuring 28 people and damaging homes, schools, health facilities, roads, and other public facilities.
Three tornadoes touched down across south-central Nebraska on May 17, 2026, including a high-end EF-3 tornado near St. Libory in Howard County that destroyed multiple homes and damaged power infrastructure, according to the National Weather Service (NWS) in Hastings.
A shallow M5.6 earthquake struck Battalgazi district in Malatya province, eastern Türkiye, at 09:00 local time (06:00 UTC) on May 20, 2026, according to Türkiye’s Disaster and Emergency Management Presidency (AFAD). USGS registered the quake as M5.4 at a depth of 10 km (6.2 miles) and EMSC as M5.4 at a depth of 7 km (4.3 miles). While there was no immediate damage reported, provincial authorities evacuated schools and closed them for the day.
The National Weather Service confirmed that an EF1 tornado touched down in southwestern Ray County, Missouri, at 21:47 CDT on May 18, 2026, causing tree and property damage before lifting at 22:06 CDT.
A late-season winter storm brought heavy snow and hazardous travel conditions to southern Wyoming on May 18, 2026, shutting down sections of Interstate 80 and other roads. The National Weather Service (NWS) office in Cheyenne issued winter storm and blizzard warnings for parts of Carbon and Albany counties, while the Wyoming Department of Transportation (WYDOT) reported road closures, reduced visibility, and winter travel hazards across affected corridors.
Heavy rainfall triggered flood rescues and transport disruption across southeast Queensland after intense rainfall affected the Gold Coast, Brisbane, and the Scenic Rim, where emergency responders handled more than 300 requests for assistance.
